For citations:

Segedin R.Ye., Zerkalov L.V., Shaplygin L.V., Furashov D.V. Malignant urinary tract tumors in polyneoplasias. Cancer Urology. 2007;3(3):5-9. (In Russ.) https://doi.org/10.17650/1726-9776-2007-3-3-5-9